Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

moth

play
noun, \ˈmȯth\

Simple Definition of moth

  • : a kind of insect that is similar to a butterfly but that flies mostly at night and is usually less colorful

Source: Merriam-Webster's Learner's Dictionary

Full Definition of moth

plural moths play \ˈmȯthz, ˈmȯths\

  1. 1 :  clothes moth

  2. 2 :  any of various usually nocturnal lepidopteran insects with antennae that are often feathery, with a stouter body, duller coloring, and proportionately smaller wings than the butterflies, and with larvae that are plant-eating caterpillars

mothlike play \-ˌlīk\ adjective
mothy play \ˈmȯ-thē\ adjective

Origin of moth

Middle English mothe, from Old English moththe; akin to Middle High German motte moth


First Known Use: before 12th century

Other Insect Terms

Rhymes with moth


MOTH Defined for Kids

moth

play
noun \ˈmȯth\

Definition of moth for Students

plural moths \ˈmȯthz, ˈmȯths\

  1. :  an insect that usually flies at night and has mostly feathery antennae and stouter body, duller coloring, and smaller wings than the related butterflies





Seen and Heard

What made you want to look up moth? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

marked by grandiloquent style

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

alt-5746713d76276

Which of these is a synonym of nonplus?

reduce disapprove perplex soothe
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ